fast serialization

gistfile1.java

// https://github.com/kondratovich/machariel/blob/master/src/main/java/org/machariel/core/serialization/Serializer.java#L34
private Key serializecm(Object object, int depth, ClassMap cm) {
    final int size = Reflection.size(object);
    final Key ref = allocator.allocate(cm, size - Reflection.MAGIC_SIZE + PTR_OFFSET); // Unsafe.allocateMemory(size)
    
    allocator.put(ref, 0, size); // Unsafe.putInt(pointer, offset, value)
    allocator.put(ref, Reflection.ARRAY_INT_INDEX_SCALE, object.getClass().hashCode()); // Unsafe.putInt(pointer, offset, value)
    allocator.copy(object, Reflection.MAGIC_SIZE, ref, PTR_OFFSET, size - Reflection.MAGIC_SIZE); // Unsafe.copyMemory(...) 
    
    for (int j = 0; j < cm.refs().length; j++) { // in case we have Reference fields
      final int i = cm.refs()[j];
      allocator.fill(ref, PTR_OFFSET - Reflection.MAGIC_SIZE + cm.offset(i), Reflection.ADDRESS_SIZE, (byte) 0);
      if (depth > 0) {
        Object member = Allocator.getObject(object, cm.offset(i));
        if (member != null) ref.member(j, serialize(member, depth - 1));
      }
    }
    
    return ref;
  }

Хм, а если преаллоцировать память бОльшими кусками, а не под каждый обьект?..